/**
 * @license
 * Copyright 2017 Google Inc. All Rights Reserved.
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 * http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 * =============================================================================
 */

import * as test_util from "../test_util";
import { MathTests } from "../test_util";

import { Array2D } from "./ndarray";

const commonTests: MathTests = it => {
  it("returns a ndarray with the same shape and value", math => {
    const a = Array2D.new([3, 3], [1, 2, 3, 4, 5, 6, 7, 8, 9]);
    const aPrime = math.clone(a);
    expect(aPrime.shape).toEqual(a.shape);
    test_util.expectArraysClose(aPrime, a);
  });

  it("clone dtype", math => {
    const a = Array2D.new([2, 2], [1, 2, 3, 4], "int32");
    const aPrime = math.clone(a);
    expect(aPrime.dtype).toEqual(a.dtype);
    test_util.expectArraysClose(aPrime, a);
  });
};

test_util.describeMathCPU("clone", [commonTests]);
test_util.describeMathGPU("clone", [commonTests], [
  {"WEBGL_VERSION": 1, "WEBGL_FLOAT_TEXTURE_ENABLED": true},
  {"WEBGL_VERSION": 2, "WEBGL_FLOAT_TEXTURE_ENABLED": true},
  {"WEBGL_VERSION": 1, "WEBGL_FLOAT_TEXTURE_ENABLED": false}
]);
